<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <script src="js/jquery-3.3.1.js"></script>
    <script src="js/2.js"></script>
    <title>Title</title>
    <link rel="stylesheet" href="css/2.css">
</head>
<body>

  <div id="d1">123</div>
  <div id="d2">1234</div>
  <div id="d3">12345</div>
  <div id="d4">123456</div>

</body>
</html>